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Question
Which among the following changes occurs at 900 K in blast furnace for extraction of iron?
Options
Limestone decomposes
Reduction of ore by C
Reduction of ore by CO
Ore loses moisture
MCQ
Solution
Reduction of ore by CO
Explanation:
In zone of reduction the temperature is around 900 K.
\[\ce{Fe2O3 + 3CO -> 2Fe + 3CO2}\]
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Extraction of Metals
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